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Sodium Hydroxide 50% Solution (Caustic Soda 50%)


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Sodium Hydroxide 50% Solution (Caustic Soda 50%)

Caustic Soda 50% Solution is an odourless, clear and colourless liquid. It is a slightly viscous liquid and is miscible with water at any ratio. Caustic Soda 50% Solution reacts strongly with alkaline and is highly corrosive to various materials.

The following pack sizes are available for purchase but exceed LQ ADR shipping restrictions, prices are available upon request



Appearance: Clear to slightly turbid liquid
pH, neat: 14
Sodium Chloride (as NaCl): 100mg/kg max.
Sodium Carbonate (as Na2CO3): 0.2% max.
Sodium Chlorate (as NaC1O3): 65mg/kg max.
Sodium Sulphate (Na2SO4): 100mg/kg max.
Arsenic (As): 1mg/kg max.
Cadmium (Cd): 0.5mg/kg max.
Chromium (Cr): 0.5mg/kg max.
Iron (Fe): 10mg/kg max.
Mercury (Hg): 0.05mg/kg max.
Nickel (Ni): 1mg/kg max.
Lead (Pb): 0.25mg/kg max.
Antimony (Sb): 2.5mg/kg max.
Selenium (Se): 2.5mg/kg max.

Hazard Class: 8

Packing Group: 2

Hazard Phrazes: May be corrosive to metals. Causes severe skin burns and eye damage.

Prec Phrazes: Keep out of reach of children. Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician.

corrosive CLP Image

Cas No: 1310-73-2
Einecs No: 215-185-5


Sodium Hydroxide 50% Solution (Caustic Soda 50%)
Code Pack Price Qty  
GPC2003-E 1L £11.06